fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [FFF] [100.0% done] [ 604/ 66604 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [68.4% done] [ 11931/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [73.7% done] [ 27400/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [78.9% done] [ 31520/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [88.9% done] [ 30959/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 35100/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 38013/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 36864/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 30338/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 35145/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=26212 read : io=100MiB, bw=4,910KiB/s, runt= 21353msec slat (msec): min= 105, max=18537, avg=14132.56, stdev=3559.08 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=16539, per=64.07%, avg=9245.33, stdev=5063.07 write: io=93,960KiB, bw=7,876KiB/s, runt= 12215msec slat (msec): min= 0, max= 11, avg= 1.72, stdev= 1.91 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=46093, per=93.23%, avg=23046.50, stdev=32592.67 cpu : usr=5.71%, sys=1.95%, ctx=835 IO depths : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=26213 read : io=100MiB, bw=4,868KiB/s, runt= 21539msec slat (msec): min= 115, max=19366, avg=14902.21, stdev=3658.29 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 4, max=15437, per=61.47%, avg=8871.06, stdev=5534.35 write: io=98,540KiB, bw=8,260KiB/s, runt= 12215msec slat (msec): min= 0, max= 10, avg= 1.88, stdev= 1.96 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=47090, per=95.24%, avg=23545.00, stdev=33297.66 cpu : usr=5.50%, sys=1.62%, ctx=840 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=26214 read : io=100MiB, bw=4,810KiB/s, runt= 21798msec slat (msec): min=11764, max=20856, avg=16992.94, stdev=2429.11 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 4, max=16572, per=70.53%, avg=10178.12, stdev=5452.22 write: io=100MiB, bw=8,587KiB/s, runt= 12211msec slat (msec): min= 0, max= 11, avg= 1.80, stdev= 1.89 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=115471, per=233.55%, avg=57735.50, stdev=81650.33 cpu : usr=5.69%, sys=1.82%, ctx=778 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=14,431KiB/s, minb=4,810KiB/s, maxb=4,910KiB/s, mint=21353msec, maxt=21798msec WRITE: io=288MiB, aggrb=24,721KiB/s, minb=7,876KiB/s, maxb=8,587KiB/s, mint=21353msec, maxt=21798msec Disk stats (read/write): sda: ios=3017/1713, merge=1664/71809, ticks=76396/1523096, in_queue=1634908, util=98.97% 3.68user 1.18system 0:22.04elapsed 22%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2412minor)pagefaults 0swaps